heat/heat/engine/resources/openstack/neutron/neutron.py

120 lines
4.0 KiB
Python

#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from heat.common import exception
from heat.common.i18n import _
from heat.engine import resource
class NeutronResource(resource.Resource):
default_client_name = 'neutron'
def validate(self):
"""Validate any of the provided params."""
res = super(NeutronResource, self).validate()
if res:
return res
return self.validate_properties(self.properties)
@staticmethod
def validate_properties(properties):
"""Validate properties for the resource.
Validates to ensure nothing in value_specs overwrites any key that
exists in the schema.
Also ensures that shared and tenant_id is not specified
in value_specs.
"""
if 'value_specs' in properties:
banned_keys = set(['shared', 'tenant_id']).union(set(properties))
found = banned_keys.intersection(set(properties['value_specs']))
if found:
return '%s not allowed in value_specs' % ', '.join(found)
@staticmethod
def prepare_properties(properties, name):
"""Prepares the property values for correct Neutron create call.
Prepares the property values so that they can be passed directly to
the Neutron create call.
Removes None values and value_specs, merges value_specs with the main
values.
"""
props = dict((k, v) for k, v in properties.items()
if v is not None)
if 'name' in properties:
props.setdefault('name', name)
if 'value_specs' in props:
NeutronResource.merge_value_specs(props)
return props
@staticmethod
def merge_value_specs(props):
value_spec_props = props.pop('value_specs')
props.update(value_spec_props)
def prepare_update_properties(self, prop_diff):
"""Prepares prop_diff values for correct neutron update call.
1. Merges value_specs
2. Defaults resource name to physical resource name if None
"""
if 'value_specs' in prop_diff and prop_diff['value_specs']:
NeutronResource.merge_value_specs(prop_diff)
if 'name' in prop_diff and prop_diff['name'] is None:
prop_diff['name'] = self.physical_resource_name()
@staticmethod
def is_built(attributes):
status = attributes['status']
if status == 'BUILD':
return False
if status in ('ACTIVE', 'DOWN'):
return True
elif status == 'ERROR':
raise exception.ResourceInError(
resource_status=status)
else:
raise exception.ResourceUnknownStatus(
resource_status=status,
result=_('Resource is not built'))
def _resolve_attribute(self, name):
attributes = self._show_resource()
return attributes[name]
def get_reference_id(self):
return self.resource_id
def _not_found_in_call(self, func, *args, **kwargs):
try:
func(*args, **kwargs)
except Exception as ex:
self.client_plugin().ignore_not_found(ex)
return True
else:
return False
def check_delete_complete(self, check):
# NOTE(pshchelo): when longer check is needed, check is returned
# as True, otherwise None is implicitly returned as check
if not check:
return True
return self._not_found_in_call(self._show_resource)